Title:
OPTICAL ELEMENT DRIVING DEVICE, CAMERA MODULE, AND CAMERA-EQUIPPED DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/137938
Kind Code:
A1
Abstract:
This optical element driving device comprises: a movable part that can hold an optical element for bending incident light; a guide part for guiding movement of the movable part; a drive part for driving the movable part so as to move on the guide part; a rolling body disposed between the movable part and the guide part; and a preload generation part for generating preload to attract the movable part to the guide part side via the rolling body.
Inventors:
OSAKA TOMOHIKO
SUZUKI SHUN
SUZUKI SHUN
Application Number:
PCT/JP2021/042783
Publication Date:
June 30, 2022
Filing Date:
November 22, 2021
Export Citation:
Assignee:
MITSUMI ELECTRIC CO LTD (JP)
OSAKA TOMOHIKO
SUZUKI SHUN
OSAKA TOMOHIKO
SUZUKI SHUN
International Classes:
G03B5/00; G03B15/00; G03B17/17; G03B30/00; H04N5/225
Foreign References:
| US20190243156A1 | 2019-08-08 | |||
| US20180239161A1 | 2018-08-23 | |||
| JP2019139223A | 2019-08-22 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
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